:root {
  --bg: var(--tg-theme-bg-color, #17212b);
  --text: var(--tg-theme-text-color, #f5f5f5);
  --hint: var(--tg-theme-hint-color, #8a9aa9);
  --card: var(--tg-theme-secondary-bg-color, #232e3c);
  --accent: var(--tg-theme-button-color, #f97316);
  --accent-text: var(--tg-theme-button-text-color, #fff);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 15px;
  padding: env(safe-area-inset-top) 0 env(safe-area-inset-bottom);
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px 8px;
}
header h1 { font-size: 20px; }
#refresh {
  background: none; border: none; color: var(--accent);
  font-size: 22px; cursor: pointer;
}

#tabs {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding: 6px 12px 12px;
  -webkit-overflow-scrolling: touch;
}
#tabs button {
  flex: 0 0 auto;
  background: var(--card);
  color: var(--text);
  border: none;
  padding: 8px 14px;
  border-radius: 18px;
  font-size: 14px;
  cursor: pointer;
  white-space: nowrap;
}
#tabs button.active {
  background: var(--accent);
  color: var(--accent-text);
  font-weight: 600;
}

main { padding: 0 12px 24px; }

.card {
  background: var(--card);
  border-radius: 14px;
  padding: 16px;
  line-height: 1.5;
  word-wrap: break-word;
}
.card b { color: var(--text); }
.card ul { margin: 6px 0 10px 18px; }
.card li { margin: 3px 0; }

.loader, .err { text-align: center; padding: 40px 16px; color: var(--hint); }
.err { color: #e57373; }